Standardize usage of virtual/override/final specifiers.

chrome/browser/ui/views/login_view.h

Index: chrome/browser/ui/views/login_view.h
diff --git a/chrome/browser/ui/views/login_view.h b/chrome/browser/ui/views/login_view.h
index 5e6f87d0fdd1e3406921d19ab4ed9b53a8cd56a1..f1bc90978352eba7d242e0ce49903bc01c068698 100644
--- a/chrome/browser/ui/views/login_view.h
+++ b/chrome/browser/ui/views/login_view.h
@@ -23,16 +23,16 @@ class LoginView : public views::View,
   // Therefore |model| should not be destroyed before the LoginView object.
   LoginView(const base::string16& explanation,
             password_manager::LoginModel* model);
-  virtual ~LoginView();
+  ~LoginView() override;
 
   // Access the data in the username/password text fields.
   const base::string16& GetUsername() const;
   const base::string16& GetPassword() const;
 
   // LoginModelObserver implementation.
-  virtual void OnAutofillDataAvailable(const base::string16& username,
-                                       const base::string16& password) override;
-  virtual void OnLoginModelDestroying() override;
+  void OnAutofillDataAvailable(const base::string16& username,
+                               const base::string16& password) override;
+  void OnLoginModelDestroying() override;
 
   // Used by LoginHandlerWin to set the initial focus.
   views::View* GetInitiallyFocusedView();